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via-rhine: rework suspend and resume.

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Cover of 861ab44059.

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
This commit is contained in:
Francois Romieu 2012-01-07 22:58:27 +01:00
parent fc3e0f8aec
commit e92b9b3b09
1 changed files with 20 additions and 21 deletions
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39
drivers/net/ethernet/via/via-rhine.c
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@ -2291,17 +2291,18 @@ static void rhine_shutdown (struct pci_dev *pdev)
spin_unlock(&rp->lock); spin_unlock(&rp->lock);
/* Hit power state D3 (sleep) */ if (system_state == SYSTEM_POWER_OFF && !avoid_D3) {
if (!avoid_D3)
iowrite8(ioread8(ioaddr + StickyHW) | 0x03, ioaddr + StickyHW); iowrite8(ioread8(ioaddr + StickyHW) | 0x03, ioaddr + StickyHW);
/* TODO: Check use of pci_enable_wake() */ pci_wake_from_d3(pdev, true);
pci_set_power_state(pdev, PCI_D3hot);
}
} }
#ifdef CONFIG_PM #ifdef CONFIG_PM_SLEEP
static int rhine_suspend(struct pci_dev *pdev, pm_message_t state) static int rhine_suspend(struct device *device)
{ {
struct pci_dev *pdev = to_pci_dev(device);
struct net_device *dev = pci_get_drvdata(pdev); struct net_device *dev = pci_get_drvdata(pdev);
struct rhine_private *rp = netdev_priv(dev); struct rhine_private *rp = netdev_priv(dev);
@ -2313,28 +2314,21 @@ static int rhine_suspend(struct pci_dev *pdev, pm_message_t state)
napi_disable(&rp->napi); napi_disable(&rp->napi);
netif_device_detach(dev); netif_device_detach(dev);
pci_save_state(pdev);
rhine_shutdown(pdev); rhine_shutdown(pdev);
return 0; return 0;
} }
static int rhine_resume(struct pci_dev *pdev) static int rhine_resume(struct device *device)
{ {
struct pci_dev *pdev = to_pci_dev(device);
struct net_device *dev = pci_get_drvdata(pdev); struct net_device *dev = pci_get_drvdata(pdev);
struct rhine_private *rp = netdev_priv(dev); struct rhine_private *rp = netdev_priv(dev);
int ret;
if (!netif_running(dev)) if (!netif_running(dev))
return 0; return 0;
ret = pci_set_power_state(pdev, PCI_D0);
netif_info(rp, drv, dev, "Entering power state D0 %s (%d)\n",
ret ? "failed" : "succeeded", ret);
pci_restore_state(pdev);
#ifdef USE_MMIO #ifdef USE_MMIO
enable_mmio(rp->pioaddr, rp->quirks); enable_mmio(rp->pioaddr, rp->quirks);
#endif #endif
@ -2352,18 +2346,23 @@ static int rhine_resume(struct pci_dev *pdev)
return 0; return 0;
} }
#endif /* CONFIG_PM */
static SIMPLE_DEV_PM_OPS(rhine_pm_ops, rhine_suspend, rhine_resume);
#define RHINE_PM_OPS (&rhine_pm_ops)
#else
#define RHINE_PM_OPS NULL
#endif /* !CONFIG_PM_SLEEP */
static struct pci_driver rhine_driver = { static struct pci_driver rhine_driver = {
.name = DRV_NAME, .name = DRV_NAME,
.id_table = rhine_pci_tbl, .id_table = rhine_pci_tbl,
.probe = rhine_init_one, .probe = rhine_init_one,
.remove = __devexit_p(rhine_remove_one), .remove = __devexit_p(rhine_remove_one),
#ifdef CONFIG_PM
.suspend = rhine_suspend,
.resume = rhine_resume,
#endif /* CONFIG_PM */
.shutdown = rhine_shutdown, .shutdown = rhine_shutdown,
.driver.pm = RHINE_PM_OPS,
}; };
static struct dmi_system_id __initdata rhine_dmi_table[] = { static struct dmi_system_id __initdata rhine_dmi_table[] = {